From 2c6fe0bd3b270fc644dd4c773f2d47b93f404efe Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 6 Nov 1996 04:24:40 +0000 Subject: update from main archive 961105 Wed Nov 6 04:30:26 1996 Ulrich Drepper * sysdeps/unix/sysv/linux/syscalls.list: Add weak alias llseek for _llseek syscall. Reported by Andy Sewell . * string/argz.h: Don't protect by __USE_GNU. Tue Nov 5 23:38:28 1996 Ulrich Drepper * Lots of files: Update and reformat copyright. * Makefile (headers): Add xopen_lim.h. * catgets/nl_types.h: Move __BEGIN_DECLS before definition of nl_catd. * grp/grp.h: Define setgrent, getgrent, endgrent, and getgrent_r if __USE_XOPEN_EXTENDED is defined. * pwd/pwd.h: Define setpwent, getpwent, endpwent, and getpwent_r if __USE_XOPEN_EXTENDED is defined. * io/Makefile (routines): Add lchown. * io/sys/poll.h: Add definition of POLLWRNORM. * io/sys/stat.h: Declare lstat, fchmod, mknod when __USE_XOPEN_EXTENDED is defined. * libio/Makefile (routines): Add obprintf. * libio/obprintf.c: New file. * libio/iolibio.h: Add prototypes for _IO_obstack_vprintf and _IO_obstack_printf. * libio/libio.h: Fix typo. * libio/stdio.h: Declare tempnam if __USE_XOPEN_EXTENDED is defined. Add prototypes for obstack_vprintf and obstack_printf. * manual/creature.texi: Describe _XOPEN_SOURCE macro. * manual/intro.texi: Add reference to NSS chapter. * manual/libc.texinfo: Update UPDATED. Comment out `@printindex cp'. It works again. * manual/memory.texi: Add description for obstack_ptr_grow, obstack_int_grow, obstack_ptr_grow_fast, and obstack_int_grow_fast. * manual/nss.texi: Add a few @cindex entries and change NSS_STATUS_* index entries to @vindex. * manual/users.texi: Correct @cindex entry for Netgroup. * math/mathcalls.h: Use __USE_XOPEN and __USE_XOPEN_EXTENDED to make declarations visible for X/Open sources. * misc/search.h: Declare insque/remque only is __USE_SVID or __USE_XOPEN_EXTENDED is defined. * misc/sys/uio.h (readv, writev): Change return value from int to ssize_t. * posix/Makefile (headers): Add re_comp.h. * posix/re_comp.h: New file. XPG interface to regex functions. * posix/getconf.c: Add all names from XPG4.2. * posix/posix1_lim.h: Increase minimum values for _POSIX_CHILD_MAX and _POSIX_OPEN_MAX to minimums from XPG4.2. * sysdeps/generic/confname.h: Add all _SC_* names from XPG4.2. * sysdeps/posix/sysconf.c: Handle new _SC_* values. * sysdeps/stub/sysconf.c: Likewise. * posix/unistd.h: Add declaration of ualarm and lchown. Declare usleep, fchown, fchdir, nice, getpgid, setsid, getsid, setreuid, setregid, vfork, ttyslot, symlink, readlink, gethostid, truncate, ftruncate, getdtablesize, brk, sbrk, lockf when __USE_XOPEN_EXTENDED is defined. * posix/sys/wait.h: Declare wait3 if __USE_XOPEN_EXTENDED is defined. * shadow/shadow.h: Define SHADOW using _PATH_SHADOW. * sysdeps/generic/paths.h: Define _PATH_SHADOW. * sysdeps/unix/sysv/linux/paths.h: Likewise. * signal/signal.h: Declare killpg, sigstack and sigaltstack when __USE_XOPEN_EXTENDED is defined. * stdio/stdio.h: Declare tempnam when __USE_XOPEN is defined. * stdlib/stdlib.h: Make rand48 functions available when __USE_XOPEN is defined. Likewise for valloc, putenv, realpath, [efg]cvt*, and getsubopt functions. * string/string.h: Make memccpy, strdup, bcmp, bcopy, bzero, index, and rindex available when __USE_XOPEN_EXTENDED is defined. * sysdeps/mach/getpagesize.c: De-ANSI-fy. Change return type to int. * sysdeps/posix/getpagesize.c: Likewise. * sysdeps/stub/getpagesize.c: Likewise. * sysdeps/unix/getpagesize.c: Likewise. * time/africa: Update from tzdata1996l. * time/asia: Likewise. * time/australia: Likewise. * time/europe: Likewise. * time/northamerica: Likewise. * time/pacificnew: Likewise. * time/southamerica: Likewise. * time/tzfile.h: Update from tzcode1996m. * time/time.h: Declare strptime if __USE_XOPEN. Declare daylight and timezone also if __USE_XOPEN. * time/sys/time.h: Remove declaration of ualarm. * wctype/wctype.h: Just reference ISO C standard. Tue Nov 5 01:26:32 1996 Richard Henderson * crypt/Makefile: Add crypt routines to libc as well iff $(crypt-in-libc) is set. Do this for temporary binary compatibility on existing Linux/Alpha installations. * stdlib/div.c, sysdeps/generic/div.c: Move file to .../generic/. * stdlib/ldiv.c, sysdeps/generic/ldiv.c: Likewise. * stdlib/lldiv.c, sysdeps/generic/lldiv.c: Likewise. * sysdeps/alpha/Makefile (divrem): Add divlu, dviqu, remlu, and remqu. * sysdeps/alpha/div.S: New file. * sysdeps/alpha/ldiv.S: New file. * sysdeps/alpha/lldiv.S: New file. * sysdeps/alpha/divrem.h: Merge signed and unsigned division. Take pointers from Linus and tighten the inner loops a bit. * sysdeps/alpha/divl.S: Change defines for merged routines. * sysdeps/alpha/divq.S: Likewise. * sysdeps/alpha/reml.S: Likewise. * sysdeps/alpha/remq.S: Likewise. * sysdeps/alpha/divlu.S: Remove file. * sysdeps/alpha/divqu.S: Likewise. * sysdeps/alpha/remlu.S: Likewise. * sysdeps/alpha/remqu.S: Likewise. * sysdeps/alpha/bsd-_setjmp.S: If PROF, call _mcount. * sysdeps/alpha/bsd-setjmp.S: Likewise. * sysdeps/alpha/bzero.S: Likewise. * sysdeps/alpha/ffs.S: Likewise. * sysdeps/alpha/htonl.S: Likewise. * sysdeps/alpha/htons.S: Likewise. * sysdeps/alpha/memchr.S: Likewise. * sysdeps/alpha/memset.S: Likewise. * sysdeps/alpha/s_copysign.S: Likewise. * sysdeps/alpha/s_fabs.S: Likewise. * sysdeps/alpha/setjmp.S: Likewise. * sysdeps/alpha/stpcpy.S: Likewise. * sysdeps/alpha/stpncpy.S: Likewise. * sysdeps/alpha/strcat.S: Likewise. * sysdeps/alpha/strchr.S: Likewise. * sysdeps/alpha/strcpy.S: Likewise. * sysdeps/alpha/strlen.S: Likewise. * sysdeps/alpha/strncat.S: Likewise. * sysdeps/alpha/strncpy.S: Likewise. * sysdeps/alpha/strrchr.S: Likewise. * sysdeps/alpha/udiv_qrnnd.S: Likewise. Fix private labels. Convert two small jumps to use conditional moves. * sysdeps/unix/alpha/sysdep.h: Compress all __STDC__ nastiness. (PSEUDO): If PROF, call _mcount. * sysdeps/unix/sysv/linux/alpha/brk.S: If PROF, call _mcount. * sysdeps/unix/sysv/linux/alpha/clone.S: Likewise. * sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Likewise. * sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise. * sysdeps/unix/sysv/linux/alpha/llseek.S: Likewise. * sysdeps/unix/sysv/linux/alpha/sigsuspend.S: Likewise. * sysdeps/unix/sysv/linux/alpha/syscall.S: Likewise. * sysdeps/alpha/memcpy.S: New file. Odd layout because it should eventually contain memmove as well. * sysdeps/alpha/strcmp.S: New file. * sysdeps/alpha/strncmp.S: New file. * sysdeps/alpha/w_sqrt.S: New file. Tue Nov 5 18:06:06 1996 Ulrich Drepper * sysdeps/mach/hurd/ttyname_r.c: Use `size_t' for len variable. Tue Nov 5 12:09:29 1996 Ulrich Drepper * sysdep/generic/sysdep.h: Define END only if not yet defined. * sysdep/unix/sysdep.h: Define PSEUDO_END only if not yet defined. Reported by Thomas Bushnell, n/BSG. Mon Nov 4 22:46:53 1996 Ulrich Drepper * manual/users.texi (Netgroup Data): Remove { } around @cindex. Mon Nov 4 19:07:05 1996 Ulrich Drepper * malloc/calloc.c: Check for overflow before trying to allocate memory. Proposed by Neil Matthews . Fri Nov 1 18:18:32 1996 Andreas Schwab * manual/llio.texi (Operating Modes): Add missing arguments to @deftypevr in O_NONBLOCK description. * manual/time.texi (Time Zone Functions): Enclose type name in braces in description of tzname. FIXME: this does not yet work correctly in info. Sun Nov 3 17:29:06 1996 Ulrich Drepper * features.h: Add X/Open macros. * posix/unistd.h: Define X/Open macros. * sysdeps/generic/confname.h: Add _SC_XOPEN_XCU_VERSION, _SC_XOPEN_UNIX, _SC_XOPEN_CRYPT, _SC_XOPEN_ENH_I18N, _SC_XOPEN_SHM, _SC_2_CHAR_TERM, _SC_2_C_VERSION, and _SC_2_UPE. * sysdeps/posix/sysconf.c: Handle new constants. * sysdeps/stub/sysconf.c: Likewise. * sysdeps/unix/sysv/linux/posix_opt.h: Add definition of _XOPEN_SHM. * catgets/catgets.c (catopen): Set errno to ENOMEM when we run out of memory. (catgets): Set errno to EBADF when catalog handle is invalid. Set errno to ENOMSG when translation is not available. (catclose): Set errno to EBADF when catalog handle is invalid. * ctype/ctype.h: Declare isascii and toascii when __USE_XOPEN. Likewise for _toupper and _tolower. * manual/arith.texi: Document strtoq, strtoll, strtouq, strtoull, strtof, and strtold. * manual/math.texi: Document HUGE_VALf and HUGE_VALl. * manual/stdio.h: Document ' flag for numeric formats of scanf. * manual/users.texi: Document that cuserid shouldn't be used. * misc/Makefile (routines): Add dirname. (headers): Add libgen.h. (tests): Add tst-dirname. * misc/dirname.c: New file. * misc/libgen.h: New file. * misc/tst-dirname.c: New file. * misc/search.h: Parameter of hcreate must be of type size_t. * misc/hsearch.c: Likewise. * misc/hsearch_r.c: Likewise for hcreate_r. * misc/search.h: Parameters of insque and remque must be `void *'. * misc/insremque.c: Likewise. * posix/unistd.h: Move declarations of mktemp and mkstemp to... * stdlib/stdlib.h: ...here. * posix/unistd.h [__USE_XOPEN]: Add prototypes for crypt, setkey, encrypt, and swab. * stdio-common/printf-parse.h (struct printf_spec): Add pa_wchar and pa_wstring. (parse_one_spec): Remove Linux compatibility code. Recognize %C and %S formats. * stdio-common/printf.h: Add PA_WCHAR and PA_WSTRING. * stdio-common/vfprintf.c: Add implementation of %C and %S format. * stdio-common/vfscanf.c: Likewise for scanf. * stdlib/l64a.c: Return value for 0 must be the empty string. * stdlib/stdlib.h: Declare reentrant function from rand49 family only if __USE_REENTRANT. Declare rand48 functions also if __USE_XOPEN. * stdlib/strtol.c: Return 0 and set errno to EINVAL when BASE is not a legal value. Return 0 and set errno to EINVAL when strou* sees negativ number. * stdlib/tst-strtol.c: De-ANSI-fy. Change expected results for test of unsigned function and negative input. * string/stratcliff.c: Prevent warnings. * string.h: Move declaration of swab to . * string/swab.c: De-ANSI-fy. * sysdeps/posix/cuserid.c: Implement using getpwuid_r. * sysdeps/posix/mkstemp.c: Include for prototype. * sysdeps/posix/mktemp.c: Likewise. * sysdeps/stub/mkstemp.c: Likewise. * sysdeps/stub/mktemp.c: Likewise. * sysvipc/sys/ipc.h: Prototypes of ftok have to be of types `const char *' and `int'. * sysvipc/ftok.c: Likewise. Make sure only lower 8 bits of PROJ_ID are used. Sun Nov 3 03:21:28 1996 Heiko Schroeder * locale/programs/ld-numeric.c (numeric_output): Compute idx[0] correctly. Sat Nov 2 17:44:32 1996 Ulrich Drepper * sysdeps/posix/cuserid.c: Use reentrant functions. * manual/users.texi: Tell that cuserid is marked to be withdrawn in XPG4.2. Sat Nov 2 14:26:37 1996 Ulrich Drepper Linus said he will make sure no system call will return a value in -1 ... -4095 as a valid result. * sysdeps/unix/sysv/linux/i386/sysdep.h: Correct test for error. * sysdeps/unix/sysv/linux/i386/syscall.S: Likewise. * sysdeps/unix/sysv/linux/m68k/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/m68k/syscall.S: Likewise. Sat Nov 2 16:54:49 1996 NIIBE Yutaka * sysdeps/stub/lockfile.c [!USE_IN_LIBIO]: Define weak alias for __funlockfile, not a circular alias. Define __IO_ftrylockfile if USE_IN_LIBIO and __ftrylockfile if not, not vice versa. * sysdeps/unix/sysv/linux/i386/sysdep.S (__errno_location): Make it a weak symbol. * sysdeps/unix/sysv/linux/m68k/sysdep.S (__errno_location): Likewise. Likewise. * crypt/Makefile (rpath-link): Extend search path to current directory. --- sysdeps/alpha/divrem.h | 308 +++++++++++++++++++++++++++---------------------- 1 file changed, 173 insertions(+), 135 deletions(-) (limited to 'sysdeps/alpha/divrem.h') diff --git a/sysdeps/alpha/divrem.h b/sysdeps/alpha/divrem.h index eaf892b3c6..b83908dc9f 100644 --- a/sysdeps/alpha/divrem.h +++ b/sysdeps/alpha/divrem.h @@ -1,25 +1,25 @@ /* Copyright (C) 1996 Free Software Foundation, Inc. Contributed by David Mosberger (davidm@cs.arizona.edu). -This file is part of the GNU C Library. + This file is part of the GNU C Library. -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If + not, write to the Free Software Foundation, Inc., 675 Mass Ave, + Cambridge, MA 02139, USA. */ /* The current Alpha chips don't provide hardware for integer -division. The C compiler expects the functions + division. The C compiler expects the functions __divqu: 64-bit unsigned long divide __remqu: 64-bit unsigned long remainder @@ -27,10 +27,10 @@ division. The C compiler expects the functions __divlu/__remlu: unsigned 32-bit __divls/__remls: signed 32-bit -These are not normal C functions: instead of the normal calling -sequence, these expect their arguments in registers t10 and t11, and -return the result in t12 (aka pv). Register AT may be clobbered -(assembly temporary), anything else must be saved. */ + These are not normal C functions: instead of the normal calling + sequence, these expect their arguments in registers t10 and t11, and + return the result in t12 (aka pv). Register AT may be clobbered + (assembly temporary), anything else must be saved. */ #include @@ -41,147 +41,185 @@ return the result in t12 (aka pv). Register AT may be clobbered # include #endif -#ifdef DEBUG -# define arg1 a0 -# define arg2 a1 -# define result v0 -# define mask t0 -# define tmp0 t1 -# define tmp1 t2 -# define sign t3 -# define retaddr ra -#else -# define arg1 t10 -# define arg2 t11 -# define result t12 -# define mask v0 -# define tmp0 t0 -# define tmp1 t1 -# define sign t2 -# define retaddr t9 -#endif +#define mask v0 +#define divisor t0 +#define compare AT +#define tmp1 t2 +#define tmp2 t3 +#define retaddr t9 +#define arg1 t10 +#define arg2 t11 +#define result t12 -# define divisor arg2 #if IS_REM -# define dividend result -# define quotient arg1 -# define GETDIVIDEND bis arg1,zero,dividend +# define DIV_ONLY(x,y...) +# define REM_ONLY(x,y...) x,##y +# define modulus result +# define quotient t1 +# define GETSIGN(x) mov arg1, x +# define STACK 32 #else -# define dividend arg1 -# define quotient result -# define GETDIVIDEND +# define DIV_ONLY(x,y...) x,##y +# define REM_ONLY(x,y...) +# define modulus t1 +# define quotient result +# define GETSIGN(x) xor arg1, arg2, x +# define STACK 48 #endif #if SIZE == 8 -# define LONGIFYarg1 GETDIVIDEND -# define LONGIFYarg2 -#else -# if SIGNED -# define LONGIFYarg1 addl arg1,zero,dividend -# define LONGIFYarg2 addl arg2,zero,divisor -# else -# define LONGIFYarg1 zapnot arg1,0x0f,dividend -# define LONGIFYarg2 zapnot arg2,0x0f,divisor -# endif -#endif - -#if SIGNED -# define SETSIGN(sign,reg,tmp) subq zero,reg,tmp; cmovlt sign,tmp,reg -# if IS_REM -# define GETSIGN(x,y,s) bis x,zero,s -# else -# define GETSIGN(x,y,s) xor x,y,s -# endif +# define LONGIFY(x,y) mov x,y +# define SLONGIFY(x,y) mov x,y +# define _SLONGIFY(x) +# define NEG(x,y) negq x,y #else -# define SETSIGN(sign,reg,tmp) -# define GETSIGN(x,y,s) +# define LONGIFY(x,y) zapnot x,15,y +# define SLONGIFY(x,y) sextl x,y +# define _SLONGIFY(x) sextl x,x +# define NEG(x,y) negl x,y #endif .set noreorder .set noat - .ent FUNC_NAME - .globl FUNC_NAME - -#define FRAME_SIZE 0x30 + .ent UFUNC_NAME + .globl UFUNC_NAME - .align 5 -FUNC_NAME: + .align 3 +UFUNC_NAME: + lda sp, -STACK(sp) + .frame sp, STACK, retaddr, 0 #ifdef PROF - lda sp, -0x18(sp) - stq ra, 0x00(sp) - stq pv, 0x08(sp) - stq gp, 0x10(sp) + stq ra, 0(sp) + stq pv, 8(sp) + stq gp, 16(sp) br AT, 1f 1: ldgp gp, 0(AT) mov retaddr, ra - jsr AT, _mcount + lda AT, _mcount + jsr AT, (AT), _mcount - ldq ra, 0x00(sp) - ldq pv, 0x08(sp) - ldq gp, 0x10(sp) - lda sp, 0x18(sp) + ldq ra, 0(sp) + ldq pv, 8(sp) + ldq gp, 16(sp) #endif - .frame sp, FRAME_SIZE, retaddr, 0 - lda sp,-FRAME_SIZE(sp) - .prologue 1 - stq arg1,0x00(sp) - LONGIFYarg1 - stq arg2,0x08(sp) - LONGIFYarg2 - stq mask,0x10(sp) - bis zero,1,mask - stq tmp0,0x18(sp) - bis zero,zero,quotient - stq tmp1,0x20(sp) - beq divisor,$divbyzero - stq sign,0x28(sp) - GETSIGN(dividend,divisor,sign) -#if SIGNED - subq zero,dividend,tmp0 - subq zero,divisor,tmp1 - cmovlt dividend,tmp0,dividend - cmovlt divisor,tmp1,divisor + .prologue 0 + +$udiv: + stq t0, 0(sp) + LONGIFY (arg2, divisor) + stq t1, 8(sp) + LONGIFY (arg1, modulus) + stq v0, 16(sp) + clr quotient + stq tmp1, 24(sp) + ldiq mask, 1 + DIV_ONLY(stq tmp2,32(sp)) + + beq divisor, $divbyzero + + .align 3 +#if SIZE == 8 + /* Shift divisor left. */ +1: cmpult divisor, modulus, compare + blt divisor, 2f + addq divisor, divisor, divisor + addq mask, mask, mask + bne compare, 1b + unop +2: +#else + /* Shift divisor left using 3-bit shifts as we can't overflow. + This results in looping three times less here, but up to + two more times later. Thus using a large shift isn't worth it. */ +1: cmpult divisor, modulus, compare + s8addq divisor, zero, divisor + s8addq mask, zero, mask + bne compare, 1b #endif - /* - * Shift divisor left until either bit 63 is set or until it - * is at least as big as the dividend: - */ - .align 3 -1: cmpule dividend,divisor,AT - blt divisor,2f - blbs AT,2f - addq mask,mask,mask - addq divisor,divisor,divisor - br 1b - - .align 3 -2: addq mask,quotient,tmp0 - cmpule divisor,dividend,AT - subq dividend,divisor,tmp1 - srl divisor,1,divisor - srl mask,1,mask - cmovlbs AT,tmp0,quotient - cmovlbs AT,tmp1,dividend - bne mask,2b - - ldq arg1,0x00(sp) - SETSIGN(sign,result,tmp0) -$done: ldq arg2,0x08(sp) - ldq mask,0x10(sp) - ldq tmp0,0x18(sp) - ldq tmp1,0x20(sp) - ldq sign,0x28(sp) - lda sp,FRAME_SIZE(sp) - ret zero,(retaddr),0 + + /* Now go back to the right. */ +3: DIV_ONLY(addq quotient, mask, tmp2) + srl mask, 1, mask + cmpule divisor, modulus, compare + subq modulus, divisor, tmp1 + DIV_ONLY(cmovne compare, tmp2, quotient) + srl divisor, 1, divisor + cmovne compare, tmp1, modulus + bne mask, 3b + +$done: ldq t0, 0(sp) + ldq t1, 8(sp) + ldq v0, 16(sp) + ldq tmp1, 24(sp) + DIV_ONLY(ldq tmp2, 32(sp)) + lda sp, STACK(sp) + ret zero, (retaddr), 1 $divbyzero: - lda a0,GEN_INTDIV(zero) + mov a0, tmp1 + ldiq a0, GEN_INTDIV call_pal PAL_gentrap - bis zero,zero,result /* if trap returns, return 0 */ - ldq arg1,0x00(sp) + mov tmp1, a0 + clr result /* If trap returns, return zero. */ br $done - END(FUNC_NAME) + .end UFUNC_NAME + + .ent SFUNC_NAME + .globl SFUNC_NAME + + .align 3 +SFUNC_NAME: + lda sp, -STACK(sp) + .frame sp, STACK, retaddr, 0 +#ifdef PROF + stq ra, 0(sp) + stq pv, 8(sp) + stq gp, 16(sp) + + br AT, 1f +1: ldgp gp, 0(AT) + + mov retaddr, ra + jsr AT, _mcount + + ldq ra, 0(sp) + ldq pv, 8(sp) + ldq gp, 16(sp) +#endif + .prologue 0 + + or arg1, arg2, AT + _SLONGIFY(AT) + bge AT, $udiv /* don't need to mess with signs */ + + /* Save originals and find absolute values. */ + stq arg1, 0(sp) + NEG (arg1, AT) + stq arg2, 8(sp) + cmovge AT, AT, arg1 + stq retaddr, 16(sp) + NEG (arg2, AT) + stq tmp1, 24(sp) + cmovge AT, AT, arg2 + + /* Do the unsigned division. */ + bsr retaddr, UFUNC_NAME + + /* Restore originals and adjust the sign of the result. */ + ldq arg1, 0(sp) + ldq arg2, 8(sp) + GETSIGN (AT) + NEG (result, tmp1) + _SLONGIFY(AT) + ldq retaddr, 16(sp) + cmovlt AT, tmp1, result + ldq tmp1, 24(sp) + + lda sp, STACK(sp) + ret zero, (retaddr), 1 + + .end SFUNC_NAME -- cgit v1.2.3